Keep your Keurig® K-Duo® single cup and carafe brewer working at its absolute best with the Keurig® K-Duo® 3 Month Care Kit. Designed specifically for the K-Duo® series of brewers (K-Duo Essentials™, K-Duo®, and K-Duo Plus® brewer), the K-Duo® 3 Month Care Kit keeps your brewer in tip top shape, and helps keep your coffee tasting great, every time you brew.